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Word problems: mathematical descriptions of stated quantities

paulmdrdo

Active member
May 13, 2013
386
1.
a.if john finished the job in 8 days, what was the part he finished in n days?
b. by how much 4k greater than 4h?
c. represent the amount of salt in x gallons of a 25% by volume of salt in solution water.
d. represent 3 consecutive integers if the smallest is n.

answers

a. n/8
b. 4h+4k
c. i don't know.
d. n,n+1,n+2

can you check if my answers were correct. in c i don't understand the question. please provide explanation thanks!
 

HallsofIvy

Well-known member
MHB Math Helper
Jan 29, 2012
1,151
Re: Word problems.

1.
a.if john finished the job in 8 days, what was the part he finished in n days?
b. by how much 4k greater than 4h?
c. represent the amount of salt in x gallons of a 25% by volume of salt in solution water.
d. represent 3 consecutive integers if the smallest is n.

answers

a. n/8
Yes.

No. For example, if you were asked "How much more is 12 than 8" you would NOT answer "12+ 8= 20"!
12 is NOT "20 more than" 8!

c. i don't know.
If a solution is 25% salt then, by volume, on gallon will contain .25= 1/4 gallon of salt.

d. n,n+1,n+2
Yes.

can you check if my answers were correct. in c i don't understand the question. please provide explanation thanks![/QUOTE]